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Which process must occur before any cell division can take place?
Fertilization
Describe where pollination and fertilization occur?
Fertilization occurs in the ovule
In what structure does meiosis occur in bryophytes?
Meiosis occurs in the sporophyte.
What changes in the chromosomes occur during meiosis?
waht changes in the chromosomes occur during meiosis
What happens in meiosis I that does not occur in meiosis I I?
DNA is copied.
What type of division occur to produce an embryo plant from the diploid zygote formed after fertilization?
meiosis
What process must occur first before any cell division take place?
Before any cell�division to occur, everything must be duplicated. That occurs during inter-phase before mitosis or meiosis begins or occurs. Fertilization -apex-
How meiosis help in generating variations?
Meiosis generates variations due to activities like independent assortment of chromosomes, crossing over and random fertilization that occur during the process. Meiosis occurs during sexual reproduction.
DNA replication occurs?
The Replication of DNA does occur before the cell can divide.
How many times does meiosis occur in a human?
Remember that meiosis occurs during the production and maturation of gametes so it occurs very often! In males, it occurs virtually throughout their whole life and in females, meiosis I completes at every ovulatory cycle until menopause and meiosis II completes with fertilization.
Which process must occur before any division can take place?
Fertilization
When does duplication of chromosomes occur?
when does the duplication of chromosomes occur?
When does fertilization in mitosis occur?
Fertilization does not occur in mitosis. Fertilization signals for the start of mitotic division in embryos.
Which process must occur before any cell division can take place?
Fertilization
What happens in meiosis that does not occur in meiosis?
One thing that happens in meiosis that does not occur in meiosis is that produces 2 cellular divisions. This occurs as a direct result of sexual reproduction.
What happens in meiosis you that does not occur in meiosis?
One thing that happens in meiosis that does not occur in meiosis is that produces 2 cellular divisions. This occurs as a direct result of sexual reproduction.
What process is absolutely necessary for sexual reproduction to occur in a life cycle but is not required for organisms that only reproduce asexually?
Meiosis is needed in sexual reproduction.It is not need in growth,recoveries etc.
